Acer X221W Technical Information download pdf (Page 14)

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MODE NO. 21 22 23 24

RESOLUTION 1280 x 768 1360 x 768 1440 x 900 1440 x 900

Dot clock(MHz) 102.25 85.5 106.5 136.75

f h 60.289KHz 47.712KHz 55.935KHz 70.635KHz

H-Total ( us ) 16.587 (1696dots) 20.959 (1792dots) 17.878 (1904dots) 14.157 (1936dots)

H-Sync ( us ) 1.252 ( 128 dots) 1.31 ( 112 dots) 1.427 ( 152 dots) 1.112 ( 152 dots)

H-B-P ( us ) 2.034 (208 dots) 2.994 (256 dots) 2.178 (232 dots) 1.814 (248 dots)

H-Active ( us ) 12.518 (1280 dots) 15.906 (1360 dots) 13.521 (1440 dots) 10.53 (1440 dots)

H-F-P ( us ) 0.782 (80 dots) 0.749 (64 dots) 0.751 (80 dots) 0.702 (96 dots)

f v 74.893Hz 60.015Hz 59.887Hz 74.984Hz

V-Total (ms ) 13.352 (805 lines) 16.662 (795 lines) 16.698 (934 lines) 13.336 (942 lines)

V-Sync ( ms ) 0.116 (7 lines) 0.126 (6 lines) 0.107 (6 lines) 0.085 (6 lines)

V-B-P (ms ) 0.448 (27 lines) 0.377 (18 lines) 0.447 (25 lines) 0.467 (33 lines)

V-Active ( ms ) 12.739 (768 lines) 16.097 (768 lines) 16.09 (900 lines) 12.741 (900 lines)

V-F-P ( ms ) 0.05 (3 lines) 0.063 (3 lines) 0.054 (3 lines) 0.042 (3 lines)

SYNC. H/V -/+ + / + -/+ -/+

POLARITY

SEP . SYNC Y Y Y Y

MODE NO. 25 26

RESOLUTION 1680 x 1050 848 x 480

Dot clock(MHz) 146.25 33.75

f h 65.29 KHz 31.02 KHz

H-Total ( us ) 15.316 (2240 dots) 32.237 (1088 dots)

H-Sync ( us ) 1.203 ( 176 dots) 3.319 (112 dots)

H-B-P ( us ) 1.915 (280 dots) 3.319 (112 dots)

H-Active ( us ) 11.487 (1680 dots) 25.126 (848 dots)

H-F-P ( us ) 0.711 (104 dots) 0.474 (16 dots)

f v 59.954 Hz 60 Hz

V-Total (ms ) 16.679 (1089 lines) 16.667 (517 lines )

V-Sync ( ms ) 0.092 (6 lines) 0.258 (8 lines )

V-B-P (ms ) 0.459 (30 lines) 0.741 (23 lines )

V-Active ( ms ) 16.082 (1050 lines) 15.474 (480 lines )

V-F-P ( ms ) 0.046 ( 3 line ) 0.193 (6 lines )

SYNC. H/V -/+ + / +

POLARITY

SEP . SYNC Y Y

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Acer X221W Technical Information Page 14